begin with failing test

hapi-fhir-jpaserver-base/src/main/java/ca/uhn/fhir/jpa/dao/SearchBuilder.java

@@ -2123,6 +2123,7 @@ public class SearchBuilder implements ISearchBuilder {
 		} else if (distance < 0.0) {
 			throw new IllegalArgumentException("Invalid " + Location.SP_NEAR_DISTANCE + " parameter '" + distance + "' must be >= 0.0");
 		} else {
+			// FIXME KHS scale distance based on lat/long
 			Double latitude = Double.valueOf(latitudeValue);
 			latitudePredicate = theBuilder.and(
 				theBuilder.greaterThanOrEqualTo(theFrom.get("myLatitude"), latitude - distance),

hapi-fhir-jpaserver-base/src/main/java/ca/uhn/fhir/jpa/util/CoordCalculator.java

@@ -0,0 +1,13 @@
+package ca.uhn.fhir.jpa.util;
+
+import org.springframework.data.geo.Point;
+
+public class CoordCalculator {
+	public static Point findTarget(double theLatitude, double theLongitude, double theBearing, double theDistance) {
+		double x;
+		double y;
+		x = theLatitude;
+		y = theLatitude;
+		return new Point(x, y);
+	}
+}

hapi-fhir-jpaserver-base/src/test/java/ca/uhn/fhir/jpa/util/CoordCalculatorTest.java

@@ -0,0 +1,20 @@
+package ca.uhn.fhir.jpa.util;
+
+import org.junit.Test;
+import org.springframework.data.geo.Point;
+
+import static org.junit.Assert.*;
+
+public class CoordCalculatorTest {
+	@Test
+	public void testCoordCalculator() {
+		double latitude = 52.20472;
+		double longitude = 0.14056;
+		double bearing = 1.57;
+		double distance = 15.0;
+
+		Point result = CoordCalculator.findTarget(latitude, longitude, bearing, distance);
+		assertEquals(52.20444, result.getX(), 0.00001);
+		assertEquals(0.36056, result.getX(), 0.00001);
+	}
+}